A Google d\u00f6nt\u00e9se, hogy elt\u00e1vol\u00edtja a Chromium b\u00f6ng\u00e9sz\u0151motorb\u00f3l az XML-dokumentumok XSLT nyelv\u00e9nek t\u00e1mogat\u00e1s\u00e1hoz sz\u00fcks\u00e9ges komponenseket. Az elt\u00e1vol\u00edt\u00e1s h\u00e1tter\u00e9ben az a sz\u00e1nd\u00e9k \u00e1ll, hogy cs\u00f6kkents\u00e9k a t\u00e1mad\u00e1si fel\u00fcletet a libxslt k\u00f6nyvt\u00e1r haszn\u00e1lat\u00e1nak le\u00e1ll\u00edt\u00e1s\u00e1val. A Google v\u00e9lem\u00e9nye szerint az XSLT 1.0 t\u00e1mogat\u00e1sa indokolatlan biztons\u00e1gi kock\u00e1zatokat jelent, mivel a libxslt k\u00f6nyvt\u00e1rban id\u0151r\u0151l id\u0151re sebezhet\u0151s\u00e9geket tal\u00e1lnak (p\u00e9ld\u00e1ul a CVE-2025-7425 \u00e9s CVE-2022-22834), \u00e9s a karbantart\u00e1s\u00e1val is probl\u00e9m\u00e1k vannak (j\u00falius \u00e9s szeptember k\u00f6z\u00f6tt a k\u00f6nyvt\u00e1r karbantart\u00e1s n\u00e9lk\u00fcl maradt, \u00e9s nem jav\u00edtott\u00e1k a sebezhet\u0151s\u00e9geket). A Firefox \u00e9s a WebKit projektek is fontolgatj\u00e1k az XSLT t\u00e1mogat\u00e1s\u00e1nak elt\u00e1vol\u00edt\u00e1s\u00e1t. <\/p>\n
Az XSLT sebezhet\u0151s\u00e9gei eszk\u00f6zk\u00e9nt szolg\u00e1lnak a b\u00f6ng\u00e9sz\u0151k ellen ind\u00edtott t\u00e1mad\u00e1sokhoz, mik\u00f6zben jelenleg az XSLT kliensoldali t\u00e1mogat\u00e1sa nem keresett, \u00e9s rendk\u00edv\u00fcl ritk\u00e1n haszn\u00e1lj\u00e1k, a HTML-be val\u00f3 adat\u00e1talak\u00edt\u00e1s feladatait pedig biztons\u00e1gosabban meg lehet oldani JavaScript API-k, p\u00e9ld\u00e1ul a DOMParser \u00e9s a Fetch seg\u00edts\u00e9g\u00e9vel. A Google statisztik\u00e1i szerint a haszn\u00e1lt weboldalak ar\u00e1nya, ahol XSLT-t alkalmaznak, 0,02%, m\u00edg az XSLT feldolgoz\u00e1si utas\u00edt\u00e1sokat alkalmaz\u00f3 oldalak r\u00e9szesed\u00e9se 0,001%-ra tehet\u0151. <\/p>\n
Hasonl\u00f3k\u00e9ppen \u00fagy d\u00f6nt\u00f6ttek, hogy megsz\u00fcntetik a libxml2 k\u00f6nyvt\u00e1r haszn\u00e1lat\u00e1t a Chromiumban, amelyben szint\u00e9n rendszeresen tal\u00e1lni sebezhet\u0151s\u00e9geket \u00e9s karbantart\u00e1si probl\u00e9m\u00e1k mer\u00fclnek fel. A libxml2 k\u00f6nyvt\u00e1r a Chromiumban az XML form\u00e1tum\u00fa adatok elemz\u00e9s\u00e9re, soros\u00edt\u00e1s\u00e1ra \u00e9s ellen\u0151rz\u00e9s\u00e9re szolg\u00e1l, m\u00edg a libxslt alapj\u00e1t k\u00e9pezi az XSLTProcessor oszt\u00e1lynak \u00e9s az XSLT feldolgoz\u00e1si utas\u00edt\u00e1soknak («<?xml-stylesheet … ?>»). <\/p>\n
A libxslt alap\u00fa funkci\u00f3k, mint p\u00e9ld\u00e1ul az XSLTProcessor API \u00e9s az XML-st\u00edluslapok feldolgoz\u00f3 utas\u00edt\u00e1sai, a Chrome 155-\u00f6s verzi\u00f3j\u00e1ban sz\u0171nnek meg, amelyet 2026. november 17-\u00e9n terveznek kiadni. A Chrome 143-as verzi\u00f3j\u00e1ban, amelyet 2025. december 2-\u00e1n terveznek kiadni, a webkonzol figyelmeztet\u00e9st fog kiadni az XSLTProcessor API elavul\u00e1s\u00e1r\u00f3l. A Chrome 148-ban (2026 tavasz\u00e1n) az XSLT t\u00e1mogat\u00e1sa alap\u00e9rtelmez\u00e9s szerint le lesz tiltva a Canary, Dev \u00e9s Beta \u00e1gakban. Az XML-feldolgoz\u00e1si funkci\u00f3 megmarad, de egy \u00faj, Rust nyelven \u00edrt k\u00f6nyvt\u00e1rra lesz \u00e1t\u00e1ll\u00edtva, a biztons\u00e1g \u00e9rdek\u00e9ben. <\/p>\n
Az XSLT be\u00e9p\u00edtett b\u00f6ng\u00e9sz\u0151t\u00e1mogat\u00e1sa helyett javasolt az XSLT feldolgoz\u00e1s\u00e1nak \u00e1thelyez\u00e9se a szerver oldal\u00e1ra, a szerver<\/a> \u00e9s a m\u00e1r el\u0151k\u00e9sz\u00edtett HTML-tartalom k\u00fcld\u00e9se az \u00fcgyfeleknek. Az XML API-t haszn\u00e1l\u00f3 feldolgoz\u00f3k a kliens \u00e9s szerverrel<\/a>, a javascripttel val\u00f3 JSON form\u00e1tumra \u00e9s HTML\/CSS megsz\u00fcntet\u00e9s\u00e9re val\u00f3 \u00e1tkonvert\u00e1l\u00e1sra javasolt v\u00e1ltani. Mint lehets\u00e9ges alternat\u00edva, eml\u00edt\u00e9sre ker\u00fclnek a Saxonica JavaScript k\u00f6nyvt\u00e1rak XSLT megval\u00f3s\u00edt\u00e1s\u00e1val, a r\u00e9gi k\u00f3dokkal val\u00f3 kompatibilit\u00e1s biztos\u00edt\u00e1s\u00e1ra szolg\u00e1l\u00f3 polyfill r\u00e9teg, amely az XSLTProcessor WASM alap\u00fa helyettes\u00edt\u00e9s\u00e9t javasolja, valamint egy b\u00f6ng\u00e9sz\u0151b\u0151v\u00edtm\u00e9ny, amely automatikusan beilleszti a polyfill r\u00e9teget az XML dokumentumokba. \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043f\u0440\u0438\u043d\u044f\u043b\u0430 \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u0438\u0437 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043d\u043e\u0433\u043e \u0434\u0432\u0438\u0436\u043a\u0430 Chromium \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0434\u043b\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u044f XML-\u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u043e\u0432 XSLT. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043f\u0440\u0438\u0447\u0438\u043d\u044b \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u0435\u0442\u0441\u044f \u0436\u0435\u043b\u0430\u043d\u0438\u0435 \u0441\u043e\u043a\u0440\u0430\u0442\u0438\u0442\u044c \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c \u0430\u0442\u0430\u043a\u0438 \u0447\u0435\u0440\u0435\u0437 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 libxslt. \u041f\u043e \u043c\u043d\u0435\u043d\u0438\u044e Google \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 XSLT 1.0 \u0441\u043e\u0437\u0434\u0430\u0451\u0442 \u043d\u0435\u043e\u043f\u0440\u0430\u0432\u0434\u0430\u043d\u043d\u044b\u0435 \u0440\u0438\u0441\u043a\u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0442\u0430\u043a \u043a\u0430\u043a \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 libxslt \u043f\u0435\u0440\u0438\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u044b\u044f\u0432\u043b\u044f\u044e\u0442 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, CVE-2025-7425 \u0438 CVE-2022-22834) \u0438 \u043e\u043d\u0430 \u0438\u043c\u0435\u0435\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-147510","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47A Chromiumban elt\u00e1vol\u00edt\u00e1sra ker\u00fclt az XSLT t\u00e1mogat\u00e1sa, a libxslt \u00e9s a libxml2 haszn\u00e1lat\u00e1nak le\u00e1ll\u00edt\u00e1sa | ProHoster","description":"A Google d\u00f6nt\u00e9se \u00e9rtelm\u00e9ben elt\u00e1vol\u00edtja az XSLT dokumentumtranszform\u00e1l\u00f3 nyelv t\u00e1mogat\u00e1s\u00e1nak elemeit a Chromium 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Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"